Computer Knowledge ยท General Awareness

Information Security

4,143 Questions

Information security involves protecting computer systems and data from unauthorized access, cyber threats, and damage. It is a core part of the computer knowledge section in various banking and government exams. Practicing these concepts helps in understanding digital signatures, network security, and access control effectively.

Cybersecurity threatsAccess controlCryptography basicsSecurity risk managementDatabase protection

Information Security Questions

Multiple choice

What are the key elements of a mobile app privacy policy?

  1. The types of personal data that the app collects.

  2. The purposes for which the personal data is used.

  3. The parties with whom the personal data is shared.

  4. The security measures that are in place to protect the personal data.

  5. The rights of users with respect to their personal data.

  6. All of the above.
Reveal answer Fill a bubble to check yourself
F Correct answer
Explanation

A mobile app privacy policy should include all of the following elements: the types of personal data that the app collects, the purposes for which the personal data is used, the parties with whom the personal data is shared, the security measures that are in place to protect the personal data, and the rights of users with respect to their personal data.

Multiple choice

What is the best way to protect a mobile app from security threats?

  1. Use strong encryption.

  2. Implement multi-factor authentication.

  3. Regularly update the app.

  4. All of the above.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The best way to protect a mobile app from security threats is to use strong encryption, implement multi-factor authentication, and regularly update the app.

Multiple choice

Which of the following is a symmetric encryption algorithm?

  1. RSA

  2. AES

  3. ECC

  4. DES
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

AES (Advanced Encryption Standard) is a symmetric encryption algorithm that uses the same key for encryption and decryption.

Multiple choice

Which of the following is a type of encryption key used in cloud security?

  1. Symmetric key

  2. Asymmetric key

  3. Public key

  4. Private key
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Symmetric keys are used in symmetric encryption algorithms, where the same key is used for both encryption and decryption.

Multiple choice

Which of the following is a common encryption algorithm used for data at rest in the cloud?

  1. AES-256

  2. RSA-2048

  3. ECC-521

  4. SHA-256
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

AES-256 is a widely used symmetric encryption algorithm that is commonly employed to protect data at rest in the cloud.

Multiple choice

What is the term used to describe the process of converting plaintext into ciphertext?

  1. Encryption

  2. Decryption

  3. Hashing

  4. Encoding
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Encryption is the process of converting plaintext into ciphertext, making it unreadable to unauthorized parties.

Multiple choice

Which of the following is a type of encryption that uses a single key for both encryption and decryption?

  1. Symmetric encryption

  2. Asymmetric encryption

  3. Public key encryption

  4. Private key encryption
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Symmetric encryption uses a single key for both encryption and decryption, making it more efficient than asymmetric encryption.

Multiple choice

What is the term used to describe the process of converting ciphertext back into plaintext?

  1. Encryption

  2. Decryption

  3. Hashing

  4. Encoding
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Decryption is the process of converting ciphertext back into plaintext, making it readable to authorized parties.

Multiple choice

Which of the following is a type of encryption that uses two different keys for encryption and decryption?

  1. Symmetric encryption

  2. Asymmetric encryption

  3. Public key encryption

  4. Private key encryption
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Asymmetric encryption uses two different keys for encryption and decryption, providing enhanced security compared to symmetric encryption.

Multiple choice

What is the term used to describe the process of converting plaintext into ciphertext?

  1. Encryption

  2. Decryption

  3. Hashing

  4. Encoding
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Encryption is the process of converting plaintext into ciphertext, making it unreadable to unauthorized parties.

Multiple choice

Which of the following is a type of encryption that uses a single key for both encryption and decryption?

  1. Symmetric encryption

  2. Asymmetric encryption

  3. Public key encryption

  4. Private key encryption
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Symmetric encryption uses a single key for both encryption and decryption, making it more efficient than asymmetric encryption.

Multiple choice

What is the most common type of cyber attack?

  1. Phishing

  2. Malware

  3. DDoS

  4. SQL injection
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Phishing is a type of cyber attack that attempts to trick users into giving up their personal information, such as passwords or credit card numbers, by disguising itself as a legitimate entity.

Multiple choice

What is the best way to protect yourself from phishing attacks?

  1. Use a strong password

  2. Never click on links in emails from people you don't know

  3. Keep your software up to date

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All of the above are important steps to take to protect yourself from phishing attacks.

Multiple choice

What is a DDoS attack?

  1. A type of cyber attack that attempts to overwhelm a computer system with traffic

  2. A type of virus that can spread from one computer to another

  3. A type of cyber attack that attempts to trick users into giving up their personal information

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A DDoS attack is a type of cyber attack that attempts to overwhelm a computer system with traffic.

Multiple choice

What is SQL injection?

  1. A type of cyber attack that attempts to exploit vulnerabilities in a database

  2. A type of virus that can spread from one computer to another

  3. A type of cyber attack that attempts to trick users into giving up their personal information

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

SQL injection is a type of cyber attack that attempts to exploit vulnerabilities in a database.